CVE-2026-3931

high

EUVD alias: EUVD-2026-11454

Published 2026-09-21 · Modified 2026-09-21

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

8.0

Description

RHSA-2026:69098: webkit2gtk3 security update (Important)

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2026-3931 NameCVE-2026-3931 DescriptionHeap buffer overflow in Skia in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium) SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search,…

CVE-2026-3931

Name	CVE-2026-3931
Description	Heap buffer overflow in Skia in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium)
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-6164-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
chromium (PTS)	bullseye (security), bullseye	120.0.6099.224-1~deb11u1	vulnerable
	bookworm	150.0.7871.100-1~deb12u1	fixed
	bookworm (security)	151.0.7922.169-1~deb12u1	fixed
	trixie	150.0.7871.100-1~deb13u1	fixed
	trixie (security)	151.0.7922.169-1~deb13u1	fixed
	forky	150.0.7871.181-1	fixed
	sid	151.0.7922.173-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin
chromium	source	bullseye	(unfixed)	end-of-life
chromium	source	bookworm	146.0.7680.71-1~deb12u1		DSA-6164-1
chromium	source	trixie	146.0.7680.71-1~deb13u1		DSA-6164-1
chromium	source	(unstable)	146.0.7680.71-1

Notes

[bullseye] - chromium <end-of-life> (see #1061268)

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

[bullseye] - chromium <end-of-life> (see #1061268)

OS impact

Debian Mixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`146.0.7680.71-1~deb13u1`
sid	Fixed	`146.0.7680.71-1`
forky	Fixed	`146.0.7680.71-1`
bullseye	Affected	—
bookworm	Fixed	`146.0.7680.71-1~deb12u1`

Alpine Fixed 2 releases

Version	Status	Fixed in
v3.24	Fixed	`6.10.2-r8`
v3.23	Fixed	`6.10.1-r10`

Red Hat Fixed 1 release

Version	Status	Fixed in
9	Fixed	—

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.